Desk lamp with minimalist dimensions, elegant look and practical design. It's equipped with the simple design, swan neck shape of lamp arm, using the memory metal tube and the silicone jacket material. Through 10,000 bending experiments, it can achieve different angles of bending. High-quality LED lamp beads, color rendering index up to 88Ra, the maximum brightness of 260 lumens, special 120-degree diffuser design and color beads arranged, color temperature 2700K-6500K adjustable. Using high-quality lamp beads, color rendering index (Ra) up to 88. With blue material, make the light healthier, protect your eyes. This Xiaomi yeelight desk lamp built-in 2000mAh battery, lighting time up to 5 hours under the normal use condition( 4000K color temperature, 60% brightness), charging speed 5W. You can us it anywhere such as dormitories, libraries, classrooms, and any other outdoor scene. Xiaomi yeelight led desk lamp can be charging with the xiaomi mobile power/car USB port/ the computer USB port, the power is supplied via Micro USB data cable, you can use it anytime, anywhere, it is very convenience. There are 3 touch buttons on the lamp platforms, you can adjust the brightness, color temperature, and power. Xiaomi yeelight desk lamp is only 337 x 351 x 150mm, compared to the ordinary desk lamp, it is more compact and portable. Brightness adjustment: 20% - 100%, 5 setting options, Color temperature setting: 2700 K - 6500 K, 5 setting options, Weight: 650 g